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Feline bowenoid in situ carcinoma
Feline Bowenoid in situ carcinoma (BISC) is a rare variant of feline squamous cell carcinoma that presents as multiple discrete plaques of epidermal hyperplasia and dysplasia. For a long time it was assumed that feline papilloma virus might play a role in this disease. Now it has been proven by using consensus primers – and even more the virus […]
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Cutaneous haemangiosarcoma
Cutaneous haemangiosarcomas are a mesenchymal tissue neoplasm (soft tissue tumor). They are also known as connective tissue tumors, which are relatively frequent in domestic animals and have a high incidence in some species. In cats, connective tumors occupy the second position of all neoplasms diagnosed in this species, having an incidence of 17 in every […]
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Physaloptera spp
Physaloptera spp are a parasitic spirurid stomach nematode of cats worldwide[1]. Reported species affecting cats are P. praeputialis, P. pseudopraeputialis[2], P. brevispiculum, P. rara[3] and P. pacitae[4]. The egg, containing the infective first stage-larva, is passed in the feces and eaten by a beetle larva. The larva develops to the infective third stage larva. The dog eats the beetle and the worm develops to the adult stage […]
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Ollulanus tricuspis
Ollulanus tricuspis, a common parasitic Trichostrongyle nematode of the cat stomach, is also found in the fox and occasionally, the pig[1]. It lives in the stomach and the first inch or so of the small intestine[2]. Adult worms live in the stomach and may burrow into the gastric mucosa. The eggs hatch while in the female and develop to […]
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Dipetalonema reconditum
Unlike Heartworm disease caused by Dirofilaria immitis and D. repens, a more rare filarial worm Dipetalonema reconditum differs in primarily infecting the subcutaneous regions of the cat rather than the heart. Historically, confusion arose in dogs when blood tests used to visualise the presence of larval stages (microfilaria) could not distinguish between these two filarid worm. D. reconditum is relatively harmless to cats […]
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Nematodes
Nematodes (roundworms) are the most common parasites of cats and include: Parasite Order Location in cat Geographical distribution Abbreviata gemina Physalopteroidea stomach, small intestine Europe, Africa Aelurostrongylus abstrusus Metastrongyloid lungs Worldwide Anatrichosoma spp Enoplida skin Asia, Africa Ancylostoma braziliense Strongyloidea small intestine Worldwide Ancylostoma ceylanicum Strongyloidea small intestine Worldwide Ancylostoma tubaeforme Strongyloidea small intestine Worldwide Aonchotheca putorii […]
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Otodectes spp
Ear mites, caused by Otodectes cynotis is a common parasite of cats, resulting in the skin disease otitis externa. Infection is normally attributed to cat’s habit of lying in warm wood shavings under trees, where the mites normally live. Otodectes infection is relatively contagious due to cat’s proclivity of sleeping together. Diagnosis Mites are usually found deep in the external […]
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Notoedres spp
This is a fairly common disease in Australia. Notoedric mange, caused by Notoedres cati, is the scabby, scaly, skin disease known as head mange. Notoedres mites are closely related to Sarcoptic mange mites of dogs and thus the two infections have some similarity. Both conditions typically begin with itchy crusts and scales an the ear margins. […]
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Parasites
The term parasitism may be defined as a two-species association in which one species, the parasite, lives on or in a second species, the host, for a significant period of its life and obtains nourishment from it. However, there are members of the scientific community who designate all infectious agents of animals as parasites including viruses, protozoa, bacteria and fungi as […]
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Paronychia
Paronychia is an inflammatory/infectious skin disease of the nailbeds, and commonly seen in Devon rex, Cornish rex and Selkirk rex breeds. There may be a genetic predisposition between the Rex breeds and paronychia, seborrhea and malasezzia-induced otitis externa. Although paronychia appears to be a breed related disease, there is an underlying infection attributable to Malasezzia pachydermatitis and gram negative bacteria. Various bacteria have been isolated […]